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Metric | Imperial
Cat® 345 Hydraulic Excavator
Large Excavators
345
Change product
Cat 336 Hydraulic Excavator
Large Excavators
336
Change product
Cat 336 Hydraulic Excavator
Large Excavators
336
Change product
Engine Expand Collapse
Net Power - ISO 9249
346 hp 258 kW
300 hp 223.5 kW
300 hp 223.5 kW
Engine Model
Cat C9.3
Cat C7.1 TTA
Cat C7.1 TTA
Engine Power - ISO 14396
347 hp 259 kW
302 hp 225 kW
302 hp 225 kW
Bore
5 in 115 mm
4 in 105 mm
4 in 105 mm
Stroke
6 in 149 mm
5 in 135 mm
5 in 135 mm
Displacement
568 in³ 9.3 l
428 in³ 7.01 l
428 in³ 7.01 l
Main System - Maximum Flow
630 l/min (166 gal/min)
148 gpm 560 L/min
148 gpm 560 L/min
Maximum Pressure - Equipment
5076 psi 35000 kPa
5076 psi 35000 kPa
5076 psi 35000 kPa
Maximum Pressure - Travel
5076 psi 35000 kPa
5076 psi 35000 kPa
5076 psi 35000 kPa
Maximum Pressure - Swing
4061 psi 28000 kPa
4264 psi 29400 kPa
4264 psi 29400 kPa
Swing Speed
8.27 r/min 8.27 r/min
Maximum Swing Torque
114543 ft·lbf 155 kN·m
105250 lbf·ft 143 kN·m
105250 lbf·ft 143 kN·m
Operating Weight
93000 lb 42200 kg
82600 lb 37500 kg
81100 lb 36800 kg
Fuel Tank Capacity
158.5 gal (US) 600 l
158.5 gal (US) 600 l
158.5 gal (US) 600 l
Cooling System
10.5 gal (US) 40 l
10.2 gal (US) 39 l
10.2 gal (US) 39 l
Engine Oil
8.5 gal (US) 32 l
6.6 gal (US) 25 l
6.6 gal (US) 25 l
Swing Drive
3.6 gal (US) 13.5 l
Final Drive - Each
2.1 gal (US) 8 l
2.1 gal (US) 8 l
2.1 gal (US) 8 l
Hydraulic System - Including Tank
111.7 gal (US) 423 l
98.5 gal (US) 373 l
98.5 gal (US) 373 l
Hydraulic Tank
49.1 gal (US) 186 l
42.5 gal (US) 161 l
42.5 gal (US) 161 l
Boom
Reach 6.9m (22.8"")
Reach 6.5 m (21'4")
Reach 6.5 m (21'4")
Stick
R2.9TB (9'6"")
Reach 3.2 m (10'6")
Reach 3.9 m (12'10")
Bucket
HD 2.41 m³ (3.15 yd³)
HD 2.12 m³ (2.77 yd³)
HD 2.00 m³ (2.61 yd³)
Shipping Height - Top of Cab
10.6 ft 3230 mm
10.5 ft 3180 mm
10.5 ft 3180 mm
Handrail Height
11.1 ft 3370 mm
10.5 ft 3180 mm
10.5 ft 3180 mm
Shipping Length
38.1 ft 11620 mm
36.8 ft 11170 mm
36.8 ft 11180 mm
Tail Swing Radius
11.6 ft 3530 mm
11.7 ft 3530 mm
11.7 ft 3530 mm
Counterweight Clearance
4.3 ft 1300 mm
4.2 ft 1260 mm
4.2 ft 1260 mm
Ground Clearance
1.7 ft 520 mm
1.8 ft 510 mm
1.8 ft 510 mm
Track Length
16.5 ft 5030 mm
16.6 ft 5030 mm
16.6 ft 5030 mm
Track Length to Center of Rollers
13.3 ft 4040 mm
13.3 ft 4040 mm
13.3 ft 4040 mm
Track Gauge
9 ft 2740 mm
9 ft 2740 mm
9 ft 2740 mm
Transport Width
11 ft 3340 mm
10.5 ft 3190 mm
Maximum Digging Depth
23.6 ft 7200 mm
24.7 ft 7510 mm
26.11 ft 8210 mm
Boom
Reach 6.9m (22.8"")
Reach 6.5 m (21'4")
Reach 6.5 m (21'4")
Stick
R2.9TB (9'6"")
Reach 3.2 m (10'6")
Reach 3.9 m (12'10")
Bucket
HD 2.41 m³ (3.15 yd³)
HD 2.12 m³ (2.77 yd³)
HD 2.00 m³ (2.61 yd³)
Maximum Reach at Ground Level
37 ft 11290 mm
36.3 ft 11060 mm
38.7 ft 11760 mm
Maximum Cutting Height
34.6 ft 10540 mm
33.8 ft 10320 mm
35.3 ft 10740 mm
Maximum Loading Height
23.7 ft 7210 mm
23.3 ft 7080 mm
24.6 ft 7470 mm
Minimum Loading Height
10.3 ft 3130 mm
8.5 ft 2590 mm
6.2 ft 1890 mm
Maximum Depth Cut for 2440 mm (8 ft) Level Bottom
23 ft 7040 mm
24.1 ft 7360 mm
26.6 ft 8080 mm
Maximum Vertical Wall Digging Depth
17.7 ft 5390 mm
18.7 ft 5690 mm
21.4 ft 6490 mm
Bucket Digging Force - ISO
52860 lbf 235 kN
47180 lbf·ft 210 kN
47190 lbf·ft 210 kN
Stick Digging Force - ISO
40530 lbf 198 kN
37350 lbf·ft 166 kN
32480 lbf·ft 144 kN
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